Study your flashcards anywhere!

Download the official Cram app for free >

  • Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off
Reading...
Front

How to study your flashcards.

Right/Left arrow keys: Navigate between flashcards.right arrow keyleft arrow key

Up/Down arrow keys: Flip the card between the front and back.down keyup key

H key: Show hint (3rd side).h key

A key: Read text to speech.a key

image

Play button

image

Play button

image

Progress

1/20

Click to flip

20 Cards in this Set

  • Front
  • Back
cell
basic unit of life
cell theory
1. all living things are composed of cells.

2. cells are the basic units of structure and function in living things.

3. new cels are produced from existing cells.
nucleus
large membrane structure containing cell's genetic material in the form of DNA
eukaryote
cells containing a nuclei
prokaryote
cells not containing a nuclei
organelle
"little organs."
cytoplasm
portion of cell outside nucleus
nuclear envelope
nucleus is surrounded by the nuclearenvelope composed of 2 membranes
chromatin
granular material in the nucleus
chromosome
what chromatin condenses to when the cell is divided
nucleolus
small dens region in most nuclei
ribosome
small particles of RNA and protein found throughout the cytoplasm
endoplasmic reticulum
a eukaryotic cells internal membrane system
Golgi apparatus
modifys, sorts, and pachages proteins and other materials
lysosome
basically the cells cleanup crew
vacuole
saclike structure in some cells that stores materials
mitochondria
organelles that convert chemical energy stored in food into more convenient compounds
chloroplast
capture and convert energy form sunlight into chemical energy - photosynthesis
cytoskeleton
eukaryotic cells shape and internal organization supporting structure
centriole
help organize cell division -not in plant cells